Home / 32,716.15-49,032.54-13,991.33

Finding the Fourth Proportional to 32,716.15, 49,032.54 and 13,991.33

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Solution

The fourth proportional to 32,716.15, 49,032.54 and 13,991.33 is: 20,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,716.15 : 49,032.54 = 13,991.33 : x
  2. Step 2: Convert to fraction form
    32,716.15/49,032.54 = 13,991.33/x
  3. Step 3: Cross multiply
    32,716.15x = 49,032.54 × 13,991.33
  4. Step 4: Simplify right side
    32,716.15x = 686,030,570.46
  5. Step 5: Solve for x
    x = 686,030,570.46/32,716.15
  6. Step 6: Final answer
    x = 20,969.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.